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Call Sign

202514mOlivia Cox
IMDb 8.6

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Synopsis

Three teenagers stumble upon a solution to the much debated phenomenon of 'Numbers Radio Stations' and set out to prove their theory. Unbeknownst to them, they are in above their heads.

AdventureScience FictionThriller

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Frequently asked questions

What is Call Sign (2025) about?

Three teenagers stumble upon a solution to the much debated phenomenon of 'Numbers Radio Stations' and set out to prove their theory. Unbeknownst to them, they are in above their heads.

Who stars in Call Sign?

Call Sign stars Kaiya Braddock (Daisy), Sophia Saunderson (Sam), Ciara Kearney (Alex), Sage Lambert (The Observer). The film was directed by Olivia Cox.

How long is Call Sign?

Call Sign has a runtime of 14 min and premiered in 2025.

Is Call Sign worth watching?

Call Sign holds an IMDb rating of 8.6/10. Fans of Adventure, Science Fiction, Thriller are most likely to enjoy it — TasteRay can tell you how well it matches your personal taste.

Where can I watch Call Sign?

Streaming availability for Call Sign changes by country and service. TasteRay tracks where it is available across Netflix, Prime Video, Disney+, Max, Apple TV+ and 50+ other platforms — the current options for your country are shown on this page.